What is a mixture in which all the components are evenly spread out?

A mixture is made when two or more substances are combined, but they are not combined chemically. There are two main categories of mixtures: homogeneous mixtures and heterogeneous mixtures. In a homogenous mixture all the substances are evenly distributed throughout the mixture (salt water, air, blood).

the answer for this question would be d. glaciers

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint